🔑 Key Emoji

A key, as opens a
or
. Depicted at a 45° angle as a gold, bronze, or copper key with a round head and notched blade. Commonly used for figurative senses of key, e.g., the key to success, being key ("crucial").

DJ Khaled uses the emoji to indicate his 
(verified). Apple’s design
a gold
, which emoji has similar applications.

May also represent digital keys in
. This may explain why the emoji 
 on Apple’s Safari web browser, presumably to prevent less reputable sites from pretending to be secure (encrypted using 
).